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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2022 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENT:
* This work was initially developed by Pierangelo Masarati for
* inclusion in OpenLDAP Software.
*/
#include <portable.h>
#include <ac/stdlib.h>
#include <ac/string.h>
#include <ac/syslog.h>
#include <ac/regex.h>
#include <ac/socket.h>
#include <ac/unistd.h>
#include <ac/ctype.h>
#include <ac/string.h>
#include <stdio.h>
#include <rewrite.h>
#include <lutil.h>
#include <ldap.h>
int ldap_debug;
int ldap_syslog;
int ldap_syslog_level;
static void
apply(
FILE *fin,
const char *rewriteContext,
const char *arg
)
{
struct rewrite_info *info;
char *string, *sep, *result = NULL;
int rc;
void *cookie = &info;
info = rewrite_info_init( REWRITE_MODE_ERR );
if ( rewrite_read( fin, info ) != 0 ) {
exit( EXIT_FAILURE );
}
rewrite_param_set( info, "prog", "rewrite" );
rewrite_session_init( info, cookie );
string = (char *)arg;
for ( sep = strchr( rewriteContext, ',' );
rewriteContext != NULL;
rewriteContext = sep,
sep ? sep = strchr( rewriteContext, ',' ) : NULL )
{
char *errmsg = "";
if ( sep != NULL ) {
sep[ 0 ] = '\0';
sep++;
}
/* rc = rewrite( info, rewriteContext, string, &result ); */
rc = rewrite_session( info, rewriteContext, string,
cookie, &result );
switch ( rc ) {
case REWRITE_REGEXEC_OK:
errmsg = "ok";
break;
case REWRITE_REGEXEC_ERR:
errmsg = "error";
break;
case REWRITE_REGEXEC_STOP:
errmsg = "stop";
break;
case REWRITE_REGEXEC_UNWILLING:
errmsg = "unwilling to perform";
break;
default:
if (rc >= REWRITE_REGEXEC_USER) {
errmsg = "user-defined";
} else {
errmsg = "unknown";
}
break;
}
fprintf( stdout, "%s -> %s [%d:%s]\n", string,
( result ? result : "(null)" ),
rc, errmsg );
if ( result == NULL ) {
break;
}
if ( string != arg && string != result ) {
free( string );
}
string = result;
}
if ( result && result != arg ) {
free( result );
}
rewrite_session_delete( info, cookie );
rewrite_info_delete( &info );
}
int
main( int argc, char *argv[] )
{
FILE *fin = NULL;
char *rewriteContext = REWRITE_DEFAULT_CONTEXT;
int debug = 0;
while ( 1 ) {
int opt = getopt( argc, argv, "d:f:hr:" );
if ( opt == EOF ) {
break;
}
switch ( opt ) {
case 'd':
if ( lutil_atoi( &debug, optarg ) != 0 ) {
fprintf( stderr, "illegal log level '%s'\n",
optarg );
exit( EXIT_FAILURE );
}
break;
case 'f':
fin = fopen( optarg, "r" );
if ( fin == NULL ) {
fprintf( stderr, "unable to open file '%s'\n",
optarg );
exit( EXIT_FAILURE );
}
break;
case 'h':
fprintf( stderr,
"usage: rewrite [options] string\n"
"\n"
"\t\t-f file\t\tconfiguration file\n"
"\t\t-r rule[s]\tlist of comma-separated rules\n"
"\n"
"\tsyntax:\n"
"\t\trewriteEngine\t{on|off}\n"
"\t\trewriteContext\tcontextName [alias aliasedContextName]\n"
"\t\trewriteRule\tpattern subst [flags]\n"
"\n"
);
exit( EXIT_SUCCESS );
case 'r':
rewriteContext = optarg;
break;
}
}
if ( debug != 0 ) {
ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &debug);
ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &debug);
}
if ( optind >= argc ) {
return -1;
}
apply( ( fin ? fin : stdin ), rewriteContext, argv[ optind ] );
if ( fin ) {
fclose( fin );
}
return 0;
}
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